Home / 134,342.72-185,405.12-73,925.44

Finding the Fourth Proportional to 134,342.72, 185,405.12 and 73,925.44

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Solution

The fourth proportional to 134,342.72, 185,405.12 and 73,925.44 is: 102,023.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,342.72 : 185,405.12 = 73,925.44 : x
  2. Step 2: Convert to fraction form
    134,342.72/185,405.12 = 73,925.44/x
  3. Step 3: Cross multiply
    134,342.72x = 185,405.12 × 73,925.44
  4. Step 4: Simplify right side
    134,342.72x = 13,706,155,074.25
  5. Step 5: Solve for x
    x = 13,706,155,074.25/134,342.72
  6. Step 6: Final answer
    x = 102,023.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.